CVE-2026-57026

An Improper Validation of Syntactic Correctness of Input vulnerability in the SIP plugin of Juniper Networks Junos OS on MX Series with SPC3 and SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS.If the SIP ALG is enabled on an affected device, the...

CVE-2026-57026 Junos OS: MX Series with SPC3, SRX Series: Processing of a specifically malformed SIP invite causes a flowd crash

An Improper Validation of Syntactic Correctness of Input vulnerability in the SIP plugin of Juniper Networks Junos OS on MX Series with SPC3 and SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS.If the SIP ALG is enabled on an affected device, the...

PT-2026-56980

Name of the Vulnerable Software and Affected Versions Junos OS on MX Series with SPC3 and SRX Series versions prior to 23.2R2-S7 Junos OS on MX Series with SPC3 and SRX Series versions 23.4 prior to 23.4R2-S8 Junos OS on MX Series with SPC3 and SRX Series versions 24.2 prior to 24.2R2-S5 Junos OS...